Vista - I want to go back to windows xp- but dont know admin password

What is happening with me is when i get the dos mode from where i can pick
windows version and i click "old version of windows" i get another mode where
i pick 1 which is my old version option. then it asks me for admin password?
and i dont know what that is? can ne one help in figuring it out. please

12345??
forgotpassword?
if you never set a password during install then its nothing
just hit enter
look up winternals software if that dont help
password reset software available

"Jas" <joe_hirdai@yahoo.com> wrote in message
news:397EC117-FD62-4D61-9FF5-62C3E60EDEA8@microsoft.com...
> What is happening with me is when i get the dos mode from where i can pick
> windows version and i click "old version of windows" i get another mode
> where
> i pick 1 which is my old version option. then it asks me for admin
> password?
> and i dont know what that is? can ne one help in figuring it out. please